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Marius Placzek

Dr. Marius Placzek

Research Associate Servicegroup Biometry, Data management und Informatics in Clinical Studies


telephone: +49 551 3963027

fax: +49 551 3965605

e-mail address: marius.placzek(at)med.uni-goettingen.de

location: Humboldtallee 32, 1. floor, 131

[Translate to Englisch:] Porträt von Marius Placzek, Institut für Medizinische Statistik

Short biography

[Since 10/2013]

Research Assistant, Department of Medical Statistics, Göttingen

[02/2011 - 09/2013]

Assisting medical Ph.D. students in statistical problems; research assistant for the DFG project: "Simultaneous Confidence Intervals for non-parametric Effects in Factorial Models", Department of Medical Statistics, Göttingen

[10/2008 - 09/2013]

Study in Mathematics at the Georg-August-University Göttingen, Degree: Master of Science (M.Sc.) with focus on mathematical stochastics.

Fields of research

Medical statistics and clinical trials with focus on subgroup analysis in adaptive enrichment designs

Exam theses

  1. Master of Science (Georg-August-Universität Göttingen, 2013): Nonparametric simultaneous inference for factorial repeated measures designs.
  2. Bachelor of Science (Georg-August-Universität Göttingen, 2011): The Huynh-Feldt correction for two groups designs with unequal covariance matrices in case of high-dimensional repeated measures.

Publications

Talks and presentations

  1. 58. Biometrisches Kolloquium 2012, Berlin: Modified Huynh-Feldt Correction for Unequal Covariance Matrices. 
  2. DAGStat 2013, Freiburg: NPARCOMP - An R Software Package for Nonparametric Multiple Comparisons and Simultaneous Confidence Intervals (Poster). 
  3. ICSI 2013, Hannover: Nonparametric Multiple Comparison Procedures under Heteroscedasticity.
  4. 60. Biometrisches Kolloquium 2014, Bremen: Nonparametric Simultaneous Inference for Factorial Repeated Measures Designs. 
  5. 18. KSFE 2014, Göttingen: Studentisierte Permutationstests für verbundene und unverbundene 2-Stichprobenprobleme. 
  6. Adaptive Designs and Multiple Testing Procedures Workshop 2014, Basel: Comparison of different approaches to enrichment designs with multiple nested subgroups. 
  7. 59. GMDS-Jahrestagung 2014, Göttingen: Blinded sample size reestimation in enrichment designs. 
  8. 61. Biometrisches Kolloquium 2015, Dortmund: Blinded Sample Size Reestimation in Adaptive Enrichment Designs with Multiple Nested Subgroups. 
  9. Adaptive Designs and Multiple Testing Procedures Workshop 2015, Köln: Nuisance-parameter based sample size reestimation in adaptive enrichment designs with an application in major depression. 
  10. 60. GMDS-Jahrestagung 2015, Krefeld: Nuisance-parameter based sample size reestimation in adaptive enrichment designs. 
  11. DAGStat 2016, Göttingen: Analysis, Sample Size Calculation and Recalculation in Designs with Multiple Nested Subgroups. 
  12. Adaptive Designs and Multiple Testing Procedures Workshop 2016, Padua: Analysis, sample size calculation and recalculation in designs with multiple nested subgroups. 
  13. Adaptive Designs and Multiple Testing Procedures Workshop 2017, Cambridge: A conditional error function approach for adaptive enrichment designs with multiple nested subgroups accounting for uncertainty in variance estimation. 
  14. CEN ISBS 2017, Wien: A conditional error function approach for adaptive enrichment designs with multiple nested subgroups accounting for uncertainty in variance estimation

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